4820-01-340-5753

Find complete technical information, availability, and procurement data for: 4820-01-340-5753
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-340-5753

Item Name Code

05488

Assigment Date

06/17/1991 (35 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

inside spring bonnet type, integral bonnet attachment method, 1.000 inches 1st end0.500 inches 2nd end nominal pipe size accommodated, spring disk loading method, disk flow control device

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Nominal Pipe Size Accommodated: 1.000 inches 1st end0.500 inches 2nd end
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: integral
Disk Loading Method: spring
Maximum Operating Temp: 165.0 fahrenheit single response
Connection Style: socket with brazing ring all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Adjustable Pressure Range: +3450.0 to 3700.0 pounds per square inch
Maximum Operating Pressure: 4000.0 pounds per square inch single response
Material: copper alloy bodysteel corrosion resisting flow control device
Style Designator: angle

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
DA-95C NMP-1198	Safety Relief Valve
DA-95C NMP-1198 OPTION A	Safety Relief Valve
NMP-1198	Safety Relief Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-340-5753?

The FSCG of the NSN 4820-01-340-5753 is 4820

Does the NSN 4820-01-340-5753 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-340-5753 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4820-01-340-5753 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-340-5753 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4820-01-340-5753 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Mon, Jun 17, 1991